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#ifndef QPID_ACL_ACLREADER_H
#define QPID_ACL_ACLREADER_H
/*
*
* Copyright (c) 2006 The Apache Software Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#include <boost/shared_ptr.hpp>
#include <map>
#include <set>
#include <string>
#include <vector>
#include <sstream>
#include "qpid/acl/AclData.h"
#include "qpid/broker/AclModule.h"
namespace qpid {
namespace acl {
class AclReader {
typedef std::set<std::string> nameSet;
typedef nameSet::const_iterator nsCitr;
typedef boost::shared_ptr<nameSet> nameSetPtr;
typedef std::pair<std::string, nameSetPtr> groupPair;
typedef std::map<std::string, nameSetPtr> groupMap;
typedef groupMap::const_iterator gmCitr;
typedef std::pair<gmCitr, bool> gmRes;
typedef std::pair<SpecProperty, std::string> propNvPair;
typedef std::map<SpecProperty, std::string> propMap;
typedef propMap::const_iterator pmCitr;
//
// aclRule
//
// A temporary rule created during ACL file processing.
//
class aclRule {
public:
enum objectStatus {NONE, VALUE, ALL};
AclResult res;
nameSet names;
bool actionAll; // True if action is set to keyword "all"
Action action; // Ignored if action is set to keyword "all"
objectStatus objStatus;
ObjectType object; // Ignored for all status values except VALUE
propMap props;
public:
aclRule(const AclResult r, const std::string n, const groupMap& groups); // action = "all"
aclRule(const AclResult r, const std::string n, const groupMap& groups, const Action a);
void setObjectType(const ObjectType o);
void setObjectTypeAll();
bool addProperty(const SpecProperty p, const std::string v);
bool validate(const AclHelper::objectMapPtr& validationMap);
std::string toString(); // debug aid
private:
void processName(const std::string& name, const groupMap& groups);
};
typedef boost::shared_ptr<aclRule> aclRulePtr;
typedef std::vector<aclRulePtr> ruleList;
typedef ruleList::const_iterator rlCitr;
typedef std::vector<std::string> tokList;
typedef tokList::const_iterator tlCitr;
typedef std::set<std::string> keywordSet;
typedef keywordSet::const_iterator ksCitr;
typedef std::pair<std::string, std::string> nvPair; // Name-Value pair
std::string fileName;
int lineNumber;
bool contFlag;
std::string groupName;
nameSet names;
groupMap groups;
ruleList rules;
AclHelper::objectMapPtr validationMap;
std::ostringstream errorStream;
public:
AclReader();
virtual ~AclReader();
int read(const std::string& fn, boost::shared_ptr<AclData> d); // return=0 for success
std::string getError();
private:
bool processLine(char* line);
void loadDecisionData( boost::shared_ptr<AclData> d);
int tokenize(char* line, tokList& toks);
bool processGroupLine(tokList& toks, const bool cont);
gmCitr addGroup(const std::string& groupName);
void addName(const std::string& name, nameSetPtr groupNameSet);
void addName(const std::string& name);
void printNames() const; // debug aid
bool processAclLine(tokList& toks);
void printRules() const; // debug aid
bool isValidUserName(const std::string& name);
static bool isValidGroupName(const std::string& name);
static nvPair splitNameValuePair(const std::string& nvpString);
};
}} // namespace qpid::acl
#endif // QPID_ACL_ACLREADER_H
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